18952360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{599}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 30295640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 599, 791, 904, 1130, 1198, 1582, 2260, 2396, 2995, 3164, 3955, 4193, 4520, 4792, 5990, 6328, 7910, 8386, 11980, 15820, 16772, 20965, 23960, 31640, 33544, 41930, 67687, 83860, 135374, 167720, 270748, 338435, 473809, 541496, 676870, 947618, 1353740, 1895236, 2369045, 2707480, 3790472, 4738090, 9476180, 18952360]

約数ペア:

[(1, 18952360), (2, 9476180), (4, 4738090), (5, 3790472), (7, 2707480), (8, 2369045), (10, 1895236), (14, 1353740), (20, 947618), (28, 676870), (35, 541496), (40, 473809), (56, 338435), (70, 270748), (113, 167720), (140, 135374), (226, 83860), (280, 67687), (452, 41930), (565, 33544), (599, 31640), (791, 23960), (904, 20965), (1130, 16772), (1198, 15820), (1582, 11980), (2260, 8386), (2396, 7910), (2995, 6328), (3164, 5990), (3955, 4792), (4193, 4520)]